18009380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24337}}^1$

素因数の和:24383

約数の個数: 24

約数和(自身を含む): 38843448

約数和(自身を除く): 20834068

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 24337, 48674, 97348, 121685, 243370, 486740, 900469, 1800938, 3601876, 4502345, 9004690, 18009380]

約数ペア:

[(1, 18009380), (2, 9004690), (4, 4502345), (5, 3601876), (10, 1800938), (20, 900469), (37, 486740), (74, 243370), (148, 121685), (185, 97348), (370, 48674), (740, 24337)]